Skip to main content
BESTERRA CO., LTD logo

BESTERRA CO., LTD — Investor Relations & Filings

Ticker · 1433 ISIN · JP3835550009 T Construction
Open in API
Filings indexed 73 across all filing types
Latest filing 2024-09-13 Regulatory Filings
Country JP Japan
Listing T 1433

About BESTERRA CO., LTD

https://www.besterra.co.jp/en/

BESTERRA CO., LTD. is a specialized engineering company focused on the demolition of large-scale industrial plants. It serves sectors such as power generation (thermal, nuclear, wind), steelmaking, gas, and petrochemicals. The company provides comprehensive services from design and consulting to execution, distinguished by its development of proprietary and patented demolition technologies, including the "Apple Peeling Method®" and specialized demolition robots. A key focus is on environmental countermeasures, safely managing hazardous materials like asbestos, dioxins, and PCBs in compliance with regulations. BESTERRA also utilizes advanced digital tools, such as 3D laser scanning for precise site measurement, and is expanding into related engineering and maintenance fields.

Recent filings

Filing Released Lang Actions
確認書
Regulatory Filings Classification · 100% confidence The document is a 'Confirmation Letter' (確認書) filed under the Financial Instruments and Exchange Act. It serves as an officer certification regarding the accuracy of a previously filed semi-annual report. According to the 'CERTIFICATION RULE', documents that are primarily officer certifications or attestations should be classified as Regulatory Filings (RNS), even if they reference a specific report type, as they do not contain the actual financial statements themselves. H1 52
2024-09-13 Japanese
半期報告書－第52期(2024/02/01－2025/01/31)
Interim / Quarterly Report Classification · 100% confidence The document is a '半期報告書' (Semi-Annual Report) filed with the Kanto Local Finance Bureau under the Financial Instruments and Exchange Act. It contains detailed financial statements, including the balance sheet, for the interim period ending July 31, 2024. As it is a comprehensive financial report for a period shorter than a full fiscal year containing substantive financial data, it is classified as an Interim/Quarterly Report (IR). H1 2025
2024-09-13 Japanese
臨時報告書
Legal Proceedings Report Classification · 100% confidence The document header explicitly states the filing type as "臨時報告書" (Extraordinary Report or Timely Disclosure Report) submitted to the "関東財務局長" (Kanto Local Finance Bureau Director) on August 27, 2024. The content details a significant event (an accident during plant demolition leading to liability and insurance claims) that requires immediate disclosure under Japanese financial regulations (specifically citing Article 24-5, Paragraph 4 of the Financial Instruments and Exchange Act). This structure and content—reporting a material, non-periodic event impacting financial results—is characteristic of a timely disclosure filing in Japan, which often corresponds to the US concept of a Form 8-K filing, but within the provided Japanese context and definitions, it is a specific regulatory disclosure. Since there is no direct '8-K' equivalent, and it is a mandatory, specific regulatory disclosure about a material event, it fits best under the general 'Regulatory Filings' category (RNS) or potentially a specific disclosure type if one existed. Given the options, 'RNS' (Regulatory Filings) is the most appropriate fallback for a mandatory, non-periodic, material event disclosure that isn't a standard periodic report (10-K, IR) or a specific announcement like dividend or management change. The document is short and contains the full disclosure, not just an announcement of a report, thus ruling out RPA.
2024-08-27 Japanese
確認書
Report Publication Announcement Classification · 100% confidence The document is extremely short (597 characters) and contains a header section typical of Japanese regulatory filings, specifically mentioning '【提出書類】確認書' (Filing Document: Confirmation Document) and referencing the Financial Instruments and Exchange Act ('金融商品取引法'). The core content confirms that the Representative Director and CFO have verified the appropriateness of the '第52期第１四半期' (52nd Fiscal Year, 1st Quarter) '四半期報告書' (Quarterly Report). Since this document is a confirmation *about* the Quarterly Report, and not the Quarterly Report itself, it fits the description of a specific regulatory confirmation or announcement rather than a comprehensive report like 'IR' (Interim Report). Given the options, this confirmation document related to a quarterly filing is best categorized as a general Regulatory Filing (RNS) or potentially an Audit Report/Information (AR) if it were an auditor's confirmation, but since it's management confirmation regarding a quarterly report, RNS is the most appropriate general regulatory fallback, although it is a specific confirmation document. However, looking closely at the definitions, 'IR' (Interim/Quarterly Report) is for the comprehensive report. This document is a confirmation *of* that report. Since there is no specific code for 'Quarterly Report Confirmation', and it is a formal regulatory filing, RNS is the best fit as a miscellaneous regulatory document, or potentially AR if it's interpreted as a form of assurance/audit-related document, but AR is defined as 'Standalone audit reports, applied accounting principles...'. Given the context of confirming the quarterly report's appropriateness, RNS is the safest general regulatory classification.
2024-06-14 Japanese
四半期報告書－第52期第1四半期(2024/02/01－2024/04/30)
Interim / Quarterly Report Classification · 100% confidence The document is a 'Quarterly Report' (四半期報告書) filed with the Kanto Local Finance Bureau in Japan. It contains detailed financial statements, including the balance sheet and income statement for the first quarter of the 52nd fiscal year (February 1, 2024, to April 30, 2024). It is a comprehensive financial report for a period shorter than a full fiscal year, fitting the definition of an Interim/Quarterly Report (IR). Q1 2025
2024-06-14 Japanese
臨時報告書
AGM Information Classification · 100% confidence The document is titled '臨時報告書' (Extraordinary Report/Timely Disclosure Report) and explicitly states in Section 1 ('提出理由') that it is being submitted following the resolution of matters at the '第51期定時株主総会' (51st Annual General Meeting) held on April 25, 2024. Section 2 details the resolutions, specifically the election of five directors, and provides the voting results (votes for, against, abstentions, and approval percentages). This structure—a formal report detailing the results of a shareholder vote (AGM)—aligns perfectly with the definition of a document reporting voting outcomes. While it relates to an AGM, the core content is the official declaration of voting results, making 'Declaration of Voting Results & Voting Rights Announcements' (DVA) the most precise classification, rather than the AGM presentation itself (AGM-R).
2024-04-26 Japanese

Browse filings by year

12 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.